Musgraves accompanied Schumer at "30 Rock" and at the Midtown Japanese eatery.

Pop star Ariana Grande also dropped by and hung out with cast member Pete Davidson and his mom, Amy, who got her moment in the spotlight during the episode's cold open that featured several of the troupe's mothers.

Other famous faces at the star-studded gathering included "SNL" cast members Aidy Bryant, Colin Jost, Kate McKinnon, Kenan Thompson, "This is Us" star Justin Hartley and The Roots bandleader Questlove.